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How Well do you Know the Respiratory System?

written by: Emma Lloyd•edited by: Paul Arnold•updated: 10/21/2011

What do you know about your own respiratory system? Test your knowledge with this quiz, and maybe find out something you didn't know!

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    Breathing is one of those things you do without even thinking about it, and it's something that most of us probably take for granted. But what's going on underneath the surface? What happens when you take a breath, and what are your lungs doing when you breathe out? Take our respiratory system quiz to check your knowledge.

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    The Respiratory System Quiz

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